/* *{
    margin: 0;
    padding: 0;
} */
.container{
    width: 200px;
    height: 360px;
    background-color: #f56e6e;
    position: relative;
    margin: 100px auto;
}
.activity_model{
    width: 20px;
    height: 20px;
    background-color: #1f578b;
    border: 0.1px solid #eee;
    /* 防止盒子被边框和padding撑开 */
    box-sizing: border-box;
    position: absolute;
}
.fix_model{
    width: 20px;
    height: 20px;
    background-color: #fefefe;
    border: 0.1px solid #555555;
    /* 防止盒子被边框和padding撑开 */
    box-sizing: border-box;
    position: absolute;
}